Earldom of Warwick

• Ruling Houses
• 

  House of Beaumont

• 

  House of Marshal
  John Marshal
  jure uxoris

• 

  House of Plessis
  John du Plessis
  jure uxoris

• 

  House of Mauduit

• 

  House of Beauchamp

• 

  House of Neville
  Richard Neville

• 

  House of York
  Edward Plantagenet

• 

  House of Dudley

• 

  House of Rich

• 

  House of Greville